Hifonics HWX10D4 (10" DVC 4ohm)

10″ subwoofer · dual 4 Ω · 300 W RMS

Fs 33.5 HzQts 0.78Vas 1.39 ft³Xmax 0.30″

Recommended box

For a sedan, one sub, 300 W. It’s the same math as the designer’s step-by-step mode, where you can fit the box to your space, vehicle and amp and get plans, a cut sheet and DXF.

Sealed

Net volume1.24 ft³ (35 L)
Qtc1.13
Fc49 Hz
F3 (−3 dB, no cabin gain)38 Hz
Example box (outside)12 3/16″ × 12 3/16″ × 20 11/16″
Open sealed box in designer

Ported

Net volume2.08 ft³ (59 L)
Tuning (Fb)36 Hz
Portslot 1 9/16 × 14 5/16″, 18 7/16″ long
Port velocity at 300 W53 ft/s
F3 (−3 dB, no cabin gain)31 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 11 5/16″
Open ported box in designer
203040506080100150200667278849096HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs33.5 Hz
Qts0.78
Qes0.901
Qms5.61
Vas1.39 ft³
Re (one coil)3.62 Ω
Sd53.6 in²
Xmax0.30″
Vd15.8 in³ calc.
Mms97 g calc.
BL9.1 T·m calc.
EBP37 — suits sealed calc.
Sensitivity, 1 W / 1 m84.1 dB calc.

General

Size10″
Voice coilsdual 4 Ω
RMS power300 W

Mounting dimensions

Ø≈ 10 3/16″cutout Ø9″mounting depth 4 15/16″magnet Ø≈ 5 7/8″
Cutout diameter9″
Mounting depth4 15/16″

“≈” means the value isn’t in the spec sheet and a typical value for the size is used; “calc.” means it’s calculated from the published parameters. Check the manufacturer’s spec sheet before you build.

Data sources

Other Hifonics 10″ models